Publisher's Synopsis
Excerpt from Hydrographic Manual of the United States Geological Survey
Kinds of stations and items of equipment - Current-meter gaging stations may be divided, according to equipment, into bridge, cable, and boat stations. The equipment of a station consists of a bridge, 01 a cable and car, or a boat, as the case may be, from which measure ments are made; a tag line and tags or marks on the bridge indicating the points at which the meter is lowered and soundings taken; a gage12 hydrographic manual, U. S. Geological survey. [no.94. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
